Power Systems Which of the following transformer is used in sub station for operating a protective relay? All of these auto transformer distribution transformer capacitor voltage transformer All of these auto transformer distribution transformer capacitor voltage transformer ANSWER DOWNLOAD EXAMIANS APP
Power Systems If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage 50 kV. 200 kV. 100 kV. 400 kV. 50 kV. 200 kV. 100 kV. 400 kV. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes runners is Pelton Francis Impeller Kaplan Pelton Francis Impeller Kaplan ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of delta- star connected 3-phase transformer? delta-star delta-delta star-delta star-star delta-star delta-delta star-delta star-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station supplies the peak load of 50 MW, 40 MW and 70 MW to three localities. The annual load factor is 0.50 p.u. and the diversity factor of the load at the station is 1.55 the maximum demand on the station and average load respectively will be 51.61 MW. 52 MW. 57.5 MW. 53 MW. 51.61 MW. 52 MW. 57.5 MW. 53 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? 18.18 kV -18.18 kV -81.82 kV 81.82 kV 18.18 kV -18.18 kV -81.82 kV 81.82 kV ANSWER DOWNLOAD EXAMIANS APP
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